std_msgs/Header                 header

uint32                          id
string                          label
float32                         score   #Score as defined by the detection, Optional

############### 2D Rect
string                          frame # Image coordinate Frame,        Required if x,y,w,h defined
float32                           x           # X coord in vehicle coordinate (meter)
float32                           y           # Y coord in vehicle coordinate (meter)
float32                          width        # Width of the Rect in meters
float32                          length       # Length of the Rect in meters
float32                         angle         # Angle [0 to 2*PI), allow rotated rects, reserved

geometry_msgs/Twist             velocity      # Reserved
geometry_msgs/Twist             acceleration  # Reserved

bool                       velocity_reliable  # Reserved
bool                      acceleration_reliable  # Reserved
